Home / 409,579.13-614,368.17-110,059.72

Finding the Fourth Proportional to 409,579.13, 614,368.17 and 110,059.72

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Solution

The fourth proportional to 409,579.13, 614,368.17 and 110,059.72 is: 165,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,579.13 : 614,368.17 = 110,059.72 : x
  2. Step 2: Convert to fraction form
    409,579.13/614,368.17 = 110,059.72/x
  3. Step 3: Cross multiply
    409,579.13x = 614,368.17 × 110,059.72
  4. Step 4: Simplify right side
    409,579.13x = 67,617,187,334.37
  5. Step 5: Solve for x
    x = 67,617,187,334.37/409,579.13
  6. Step 6: Final answer
    x = 165,089.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.